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Listar por autor "Pace, D. C."
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Artículo
Beam ion losses due to energetic particle geodesic acoustic modes
Fisher, R. K.; Pace, D. C.; Kramer, G. J.; Zeeland, M. A. van; Nazikian, R.; García Muñoz, Manuel (IOP Publishing, 2012-12)We report the first experimental observations of fast-ion loss in a tokamak due to energetic particle driven geodesic ...
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Convective beam ion losses due to Alfven eigenmodes in DIII-D reversed-shear plasmas
Pace, D. C.; Fisher, R. K.; García Muñoz, Manuel; Heidbrink, W. W.; Zeeland, M. A. van (IOP Publishing, 2011-06)Coherent losses of neutral beam ions are observed at frequencies corresponding to toroidal and reversed-shear Alfven ...
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Artículo
Impact of β n and Spectrum of n = 1 Applied Fields on Fast ion Losses in DIII-D
Gage, K. R.; Chen, X.; Van Zeeland, M.; Heidbrink, W. W.; Hanson, J.; Lyons, B.; Pace, D. C.; Galdón Quiroga, Joaquín; García Muñoz, Manuel (Institute of Physics Publishing, 2023)The effect of n = 1 magnetic perturbations (MPs) on prompt fast ion losses in DIII-D has been investigated using the light ...
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Modeling the response of a fast ion loss detector using orbit tracing techniques in a neutral beam prompt-loss study on the DIII-D tokamak
Pace, D. C.; Fisher, R. K.; García Muñoz, Manuel; Darrow, D. S.; Heidbrink, W. W.; Muscatello, C. M.; Zeeland, M. A. van; Zhu, Y. B. (American Institute of Physics, 2010)A numerical model describing the expected measurements of neutral beam prompt-losses by anewly commissioned fast ion loss ...
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Modulation of prompt fast-ion loss by applied n=2 fields in the DIII-D tokamak
Zeeland, M. A. van; Ferraro, N. M.; Heidbrink, W. W.; Kramer, G. J.; Pace, D. C.; Chen, X.; García Muñoz, Manuel (IOP Publishing, 2014)Energy and pitch angle resolved measurements of escaping neutral beam ions (E approximate to 80 keV) have been made during ...
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Artículo
Near midplane scintillator-based fast ion loss detector on DIII-D
Chen, X.; Fisher, R. K.; Pace, D. C.; García Muñoz, Manuel; Heidbrink, W. W.; Zeeland, M. A. van (America Institute of Physics, 2012)A new scintillator-based fast-ion loss detector (FILD) installed near the outer midplane of the plasma has been commissioned ...
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Scintillator-based diagnostic for fast ion loss measurements on DIII-D
Fisher, R. K.; Pace, D. C.; García Muñoz, Manuel; Heidbrink, W. W.; Muscatello, C. M. (AIP Publishing, 2010-10)A new scintillator-based fast ion loss detector has been installed on DIII-D with the time response 100 kHz needed to ...
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Artículo
Scrape-off layer ion acceleration during fast wave injection in the DIII-D tokamak
Pace, D. C.; Pinsker, R. I.; Heidbrink, W. W.; Fisher, R. K.; Zeeland, M. A. van; García Muñoz, Manuel (IOP Publishing, 2012-06)Fast wave injection is employed on the DIII-D tokamak as a current drive and electron heating method. Bursts of energetic ...
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Artículo
Transport of energetic ions due to sawteeth, Alfven eigenmodes and microturbulence
Pace, D. C.; Fischer, R. K.; García Muñoz, Manuel; Heidbrink, W. W.; McKee, G. R. (IOP Publishing, 2011-04)Utilizing an array of new diagnostics and simulation/modelling techniques, recent DIII-D experiments have elucidated a ...